Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Rb1 draw
3 Rb5 draw
4 Rb6 draw
5 Rb7 draw
6 Rf4 draw
7 Rg4 draw
8 Rh4 draw
9 Ke4 loss in 2 half-moves
10 Ke5 loss in 2 half-moves
11 Ke6 loss in 2 half-moves
12 Kf4 loss in 2 half-moves
13 Kf7 loss in 2 half-moves
14 Kf8 loss in 2 half-moves
15 Kff6 loss in 2 half-moves
16 Kfg6 loss in 2 half-moves
17 Kg4 loss in 2 half-moves
18 Kg5 loss in 2 half-moves
19 Kg8 loss in 2 half-moves
20 Kgf6 loss in 2 half-moves
21 Kgg6 loss in 2 half-moves
22 Kh6 loss in 2 half-moves
23 Kh7 loss in 2 half-moves
24 Kh8 loss in 2 half-moves
25 Rb2 loss in 2 half-moves
26 Rb3 loss in 2 half-moves
27 Rb8 loss in 2 half-moves
28 Rc4 loss in 2 half-moves
29 Rd4 loss in 2 half-moves
30 Re4 loss in 2 half-moves